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Updated: Dec 16, 2025

Endoscopy Guided Photoablation of Endometrial Cysts using a 980 nm Laser with a Contact Fiber in Mares
Published on: July 16, 2020
Considerations for performing microwave endometrial ablation (MEA) - Three cases with abnormal test results of
Toshiyuki Kakinuma1, Kaoru Kakinuma1, Hirokazu Tanaka1
1Department of Obstetrics and Gynecology, International University of Health and Welfare Hospital, Nasushiobara-City, Japan.
Abstract:
Introduction: Microwave endometrial ablation (MEA) is beginning to be used widely in Japan as a minimally invasive alternative to conventional total hysterectomy for functional hypermenorrhea, uterine fibroids, hypermenorrhea due to organic diseases such as uterine adenomyosis, and acute heavy uterine bleeding. Method: MEA was introduced in our hospital in January 2016. It is performed after a screening via cytodiagnosis and histodiagnosis to ensure that there are no malignant diseases in the uterus. Histopathological examination by endometrial curettage during MEA revealed three cases of endometrial abnormalities. In all cases, radical surgery was performed, the postoperative course was good, and no recurrence was observed. Here, we report three cases in which abnormal endometrial tissue findings were observed in histopathologic examinations via total endometrial curettage during MEA. Conclusion: When performing MEA, it is important to perform detailed examinations and careful monitoring of post-operative progress bearing in mind potential malignant uterine diseases.

